Omega Constellation Globemaster Co-Axial Master Chronometer Watch - 39 mm Steel Case - Fluted Bezel - Silver Dial - 130.30.39.21.02.001 40 black monobloc Cerachrom bezel with

black monobloc Cerachrom bezel with engraved tachymetric scale

Pink mother-of-pearl dial with a wavy pattern that flows between the iconic claws

24 mm stainless steel case

31mm yellow Rolesor case comprised of Oystersteel and 18K yellow gold

Omega Constellation Globemaster Co-Axial Master Chronometer Watch - 39 mm Steel Case - Fluted Bezel - Silver Dial - 130.30.39.21.02.001 40 black monobloc Cerachrom bezel with39 mm stainless steel case, transparent back, fluted bezel, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, opaline silver dial with Pie Pan design, caliber 8900 self winding Co Axial master chronometer movement with date function, approximately 60 hours of power reserve, stainless steel bracelet with slightly curved center links. Water resistant to 100 m (330 ft).